Answer:
2.7
Step-by-step explanation:
Its 2.7 because if you use the calculator app on your phone or a calculator you can see that you use .09 30 times. that's why I reccomend a calculator. Or you can try cross multiplication.
Answer:
1 hour: 15
1 and a half hours: 22 and 1/2
2 hours: 30
2 and 1/2: 37 and a 1/2
:)
Answer:
$1.50
Step-by-step explanation: